Tuesday, February 24, 2009

Jenny information process

Acquisition: The students collect money and count it.

Input: Jenny inputs the data with a keyboard in the computer.
Validation: in-built formulas check the amount.

Manipulation: Then the information is processed with the formulas.

Storage: The file is saved in the hard disk.

Retrieval: On another collection day information is retrieved and new data is added.

Output: Printed document.

Communication: the printed document is given to the students.

Disposal: the information turns unuseful and it is erased.

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